Näitlejad

• Allan Melvin — Mr. Spendwell / Construction Worker
• Barry Gordon — Lenny Laser
• Daws Butler — Elroy Jetson, Mr. Cogswell, Henry Orbit, Bank Security Guard #2, Bank Teller, Colonel Countdown
• Dick Beals — Arthur Spacely
• Don Messick — Astro
• Frank Welker — Orbitty
• George O'Hanlon — George Jetson
• Gregg Berger — Curly Quasar
• Howard Morris — Harlan, Montique Jetson, Mr. Tweeter, Bank Security Guard #1, Bus Driver, George's Conscience,
• Janet Waldo — Judy Jetson
• Jean Vander Pyl — Rosie the Robot, Mrs. Spacely, Rosey the Robot, Gloria, Molecular Motors Video Mother-in-Law, M
• Joan Gardner — Helen
• Mel Blanc — Cosmo S. Spacely
• Penny Singleton — Jane Jetson, Molecular Motors Video Woman, Zoom Broom
• Shepard Menken — Microbe